<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="bootstrap/css/bootstrap.css">
    <script src="js/jquery.min.js"></script>
</head>

<body style="padding:15px;">
    <!-- 添加图书的Panel面板 -->

    <div class="panel panel-primary ">
        <div class="panel-heading">
            <h3 class="panel-title">添加图书</h3>
        </div>
        <div class="panel-body form-inline">
            <!--表单元素start -->
            <div class="input-group">
                <div class="input-group-addon">书名</div>
                <input type="text" class="form-control" id="iptBookName" placeholder="请输入书名">
            </div>
            <!--表单元素end -->

            <!--表单元素start -->
            <div class="input-group">
                <div class="input-group-addon">作者</div>
                <input type="text" class="form-control" id="iptAuthor" placeholder="请输入作者">
            </div>
            <!--表单元素end -->

            <!--表单元素start -->
            <div class="input-group">
                <div class="input-group-addon">出版社</div>
                <input type="text" class="form-control" id="iptPublisher" placeholder="请输入出版社">
            </div>
            <!--表单元素end -->

            <button id="BtnAdd" class="btn btn-primary">添加</button>


        </div>
    </div>



    <!-- 图书的表格 -->

    <table class="table table-bordered table-hover">
        <thead>
            <tr>
                <th>id</th>
                <th>书名</th>
                <th>作者</th>
                <th>出版社</th>
                <th>操作</th>
            </tr>
        </thead>
        <tbody id="tb">
        </tbody>
    </table>

    <script>
        $(function () {
            //获取图书数据
            function getBookList() {
                $.get('http://www.liulongbin.top:3006/api/getbooks', function (res) {
                    // console.log(res);
                    if (res.status !== 200) return alert("获取数据失败")

                    var rows = [];
                    $.each(res.data, function (i, item) {
                        rows.push('<tr><td>' + item.id + '</td><td>' + item.bookname + '</td><td>' + item.author + '</td><td>' + item.publisher + '</td><td><a href="javascript:;" class="del" data-id="' + item.id + '">删除<a></td></tr>')
                    })

                    $('#tb').empty().append(rows.join(''))
                    // 清空empty
                })
            }


            getBookList();


            // 为父亲绑定事件，委托事件给子元素
            //代理方式为动态的元素添加事件
            $('tbody').on('click', '.del', function () {
                var id = $(this).attr('data-id');
                // console.log(id);
                $.get('http://www.liulongbin.top:3006/api/delbook', { id: id }, function (res) {
                    // console.log(res);
                    if (res.status !== 200) return alert('删除图书失败')
                    //重新调用函数刷新
                    getBookList()
                })
            });

            //绑定添加图书
            $('#BtnAdd').on('click', function () {
                var bookname = $('#iptBookName').val().trim();
                var author = $('#iptAuthor').val().trim();
                var publisher = $('#iptPublisher').val().trim();
                if (bookname.length <= 0 || author.length <= 0 || publisher.length <= 0) {
                    return alert('请填写完整的图书信息')
                }

                //添加图书
                $.post('http://www.liulongbin.top:3006/api/addbook',
                    { bookname: bookname, author: author, publisher: publisher },
                    function (res) {
                        if (res.status !== 201) return alert('添加图书失败')
                        //刷新页面
                        getBookList()

                        //清空表单
                        $('#iptBookName').val('')
                        $('#iptAuthor').val('')
                        $('#iptPublisher').val('')

                    });
            });
        });
    </script>

</body>

</html>